crypto.h 27 KB

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  1. /* crypto/crypto.h */
  2. /* ====================================================================
  3. * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions
  7. * are met:
  8. *
  9. * 1. Redistributions of source code must retain the above copyright
  10. * notice, this list of conditions and the following disclaimer.
  11. *
  12. * 2. Redistributions in binary form must reproduce the above copyright
  13. * notice, this list of conditions and the following disclaimer in
  14. * the documentation and/or other materials provided with the
  15. * distribution.
  16. *
  17. * 3. All advertising materials mentioning features or use of this
  18. * software must display the following acknowledgment:
  19. * "This product includes software developed by the OpenSSL Project
  20. * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  21. *
  22. * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  23. * endorse or promote products derived from this software without
  24. * prior written permission. For written permission, please contact
  25. * [email protected].
  26. *
  27. * 5. Products derived from this software may not be called "OpenSSL"
  28. * nor may "OpenSSL" appear in their names without prior written
  29. * permission of the OpenSSL Project.
  30. *
  31. * 6. Redistributions of any form whatsoever must retain the following
  32. * acknowledgment:
  33. * "This product includes software developed by the OpenSSL Project
  34. * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  35. *
  36. * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  37. * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  38. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  39. * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
  40. * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  41. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  42. * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  43. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  44. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  45. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  46. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  47. * OF THE POSSIBILITY OF SUCH DAMAGE.
  48. * ====================================================================
  49. *
  50. * This product includes cryptographic software written by Eric Young
  51. * ([email protected]). This product includes software written by Tim
  52. * Hudson ([email protected]).
  53. *
  54. */
  55. /* Copyright (C) 1995-1998 Eric Young ([email protected])
  56. * All rights reserved.
  57. *
  58. * This package is an SSL implementation written
  59. * by Eric Young ([email protected]).
  60. * The implementation was written so as to conform with Netscapes SSL.
  61. *
  62. * This library is free for commercial and non-commercial use as long as
  63. * the following conditions are aheared to. The following conditions
  64. * apply to all code found in this distribution, be it the RC4, RSA,
  65. * lhash, DES, etc., code; not just the SSL code. The SSL documentation
  66. * included with this distribution is covered by the same copyright terms
  67. * except that the holder is Tim Hudson ([email protected]).
  68. *
  69. * Copyright remains Eric Young's, and as such any Copyright notices in
  70. * the code are not to be removed.
  71. * If this package is used in a product, Eric Young should be given attribution
  72. * as the author of the parts of the library used.
  73. * This can be in the form of a textual message at program startup or
  74. * in documentation (online or textual) provided with the package.
  75. *
  76. * Redistribution and use in source and binary forms, with or without
  77. * modification, are permitted provided that the following conditions
  78. * are met:
  79. * 1. Redistributions of source code must retain the copyright
  80. * notice, this list of conditions and the following disclaimer.
  81. * 2. Redistributions in binary form must reproduce the above copyright
  82. * notice, this list of conditions and the following disclaimer in the
  83. * documentation and/or other materials provided with the distribution.
  84. * 3. All advertising materials mentioning features or use of this software
  85. * must display the following acknowledgement:
  86. * "This product includes cryptographic software written by
  87. * Eric Young ([email protected])"
  88. * The word 'cryptographic' can be left out if the rouines from the library
  89. * being used are not cryptographic related :-).
  90. * 4. If you include any Windows specific code (or a derivative thereof) from
  91. * the apps directory (application code) you must include an acknowledgement:
  92. * "This product includes software written by Tim Hudson ([email protected])"
  93. *
  94. * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  95. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  96. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  97. * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  98. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  99. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  100. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  101. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  102. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  103. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  104. * SUCH DAMAGE.
  105. *
  106. * The licence and distribution terms for any publically available version or
  107. * derivative of this code cannot be changed. i.e. this code cannot simply be
  108. * copied and put under another distribution licence
  109. * [including the GNU Public Licence.]
  110. */
  111. /* ====================================================================
  112. * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
  113. * ECDH support in OpenSSL originally developed by
  114. * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
  115. */
  116. #ifndef HEADER_CRYPTO_H
  117. # define HEADER_CRYPTO_H
  118. # include <stdlib.h>
  119. # include <openssl/e_os2.h>
  120. # ifndef OPENSSL_NO_FP_API
  121. # include <stdio.h>
  122. # endif
  123. # include <openssl/stack.h>
  124. # include <openssl/safestack.h>
  125. # include <openssl/opensslv.h>
  126. # include <openssl/ossl_typ.h>
  127. # ifdef CHARSET_EBCDIC
  128. # include <openssl/ebcdic.h>
  129. # endif
  130. /*
  131. * Resolve problems on some operating systems with symbol names that clash
  132. * one way or another
  133. */
  134. # include <openssl/symhacks.h>
  135. #ifdef __cplusplus
  136. extern "C" {
  137. #endif
  138. /* Backward compatibility to SSLeay */
  139. /*
  140. * This is more to be used to check the correct DLL is being used in the MS
  141. * world.
  142. */
  143. # define SSLEAY_VERSION_NUMBER OPENSSL_VERSION_NUMBER
  144. # define SSLEAY_VERSION 0
  145. /* #define SSLEAY_OPTIONS 1 no longer supported */
  146. # define SSLEAY_CFLAGS 2
  147. # define SSLEAY_BUILT_ON 3
  148. # define SSLEAY_PLATFORM 4
  149. # define SSLEAY_DIR 5
  150. /* Already declared in ossl_typ.h */
  151. # if 0
  152. typedef struct crypto_ex_data_st CRYPTO_EX_DATA;
  153. /* Called when a new object is created */
  154. typedef int CRYPTO_EX_new (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
  155. int idx, long argl, void *argp);
  156. /* Called when an object is free()ed */
  157. typedef void CRYPTO_EX_free (void *parent, void *ptr, CRYPTO_EX_DATA *ad,
  158. int idx, long argl, void *argp);
  159. /* Called when we need to dup an object */
  160. typedef int CRYPTO_EX_dup (CRYPTO_EX_DATA *to, CRYPTO_EX_DATA *from,
  161. void *from_d, int idx, long argl, void *argp);
  162. # endif
  163. /* A generic structure to pass assorted data in a expandable way */
  164. typedef struct openssl_item_st {
  165. int code;
  166. void *value; /* Not used for flag attributes */
  167. size_t value_size; /* Max size of value for output, length for
  168. * input */
  169. size_t *value_length; /* Returned length of value for output */
  170. } OPENSSL_ITEM;
  171. /*
  172. * When changing the CRYPTO_LOCK_* list, be sure to maintin the text lock
  173. * names in cryptlib.c
  174. */
  175. # define CRYPTO_LOCK_ERR 1
  176. # define CRYPTO_LOCK_EX_DATA 2
  177. # define CRYPTO_LOCK_X509 3
  178. # define CRYPTO_LOCK_X509_INFO 4
  179. # define CRYPTO_LOCK_X509_PKEY 5
  180. # define CRYPTO_LOCK_X509_CRL 6
  181. # define CRYPTO_LOCK_X509_REQ 7
  182. # define CRYPTO_LOCK_DSA 8
  183. # define CRYPTO_LOCK_RSA 9
  184. # define CRYPTO_LOCK_EVP_PKEY 10
  185. # define CRYPTO_LOCK_X509_STORE 11
  186. # define CRYPTO_LOCK_SSL_CTX 12
  187. # define CRYPTO_LOCK_SSL_CERT 13
  188. # define CRYPTO_LOCK_SSL_SESSION 14
  189. # define CRYPTO_LOCK_SSL_SESS_CERT 15
  190. # define CRYPTO_LOCK_SSL 16
  191. # define CRYPTO_LOCK_SSL_METHOD 17
  192. # define CRYPTO_LOCK_RAND 18
  193. # define CRYPTO_LOCK_RAND2 19
  194. # define CRYPTO_LOCK_MALLOC 20
  195. # define CRYPTO_LOCK_BIO 21
  196. # define CRYPTO_LOCK_GETHOSTBYNAME 22
  197. # define CRYPTO_LOCK_GETSERVBYNAME 23
  198. # define CRYPTO_LOCK_READDIR 24
  199. # define CRYPTO_LOCK_RSA_BLINDING 25
  200. # define CRYPTO_LOCK_DH 26
  201. # define CRYPTO_LOCK_MALLOC2 27
  202. # define CRYPTO_LOCK_DSO 28
  203. # define CRYPTO_LOCK_DYNLOCK 29
  204. # define CRYPTO_LOCK_ENGINE 30
  205. # define CRYPTO_LOCK_UI 31
  206. # define CRYPTO_LOCK_ECDSA 32
  207. # define CRYPTO_LOCK_EC 33
  208. # define CRYPTO_LOCK_ECDH 34
  209. # define CRYPTO_LOCK_BN 35
  210. # define CRYPTO_LOCK_EC_PRE_COMP 36
  211. # define CRYPTO_LOCK_STORE 37
  212. # define CRYPTO_LOCK_COMP 38
  213. # define CRYPTO_LOCK_FIPS 39
  214. # define CRYPTO_LOCK_FIPS2 40
  215. # define CRYPTO_NUM_LOCKS 41
  216. # define CRYPTO_LOCK 1
  217. # define CRYPTO_UNLOCK 2
  218. # define CRYPTO_READ 4
  219. # define CRYPTO_WRITE 8
  220. # ifndef OPENSSL_NO_LOCKING
  221. # ifndef CRYPTO_w_lock
  222. # define CRYPTO_w_lock(type) \
  223. CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
  224. # define CRYPTO_w_unlock(type) \
  225. CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,__FILE__,__LINE__)
  226. # define CRYPTO_r_lock(type) \
  227. CRYPTO_lock(CRYPTO_LOCK|CRYPTO_READ,type,__FILE__,__LINE__)
  228. # define CRYPTO_r_unlock(type) \
  229. CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_READ,type,__FILE__,__LINE__)
  230. # define CRYPTO_add(addr,amount,type) \
  231. CRYPTO_add_lock(addr,amount,type,__FILE__,__LINE__)
  232. # endif
  233. # else
  234. # define CRYPTO_w_lock(a)
  235. # define CRYPTO_w_unlock(a)
  236. # define CRYPTO_r_lock(a)
  237. # define CRYPTO_r_unlock(a)
  238. # define CRYPTO_add(a,b,c) ((*(a))+=(b))
  239. # endif
  240. /*
  241. * Some applications as well as some parts of OpenSSL need to allocate and
  242. * deallocate locks in a dynamic fashion. The following typedef makes this
  243. * possible in a type-safe manner.
  244. */
  245. /* struct CRYPTO_dynlock_value has to be defined by the application. */
  246. typedef struct {
  247. int references;
  248. struct CRYPTO_dynlock_value *data;
  249. } CRYPTO_dynlock;
  250. /*
  251. * The following can be used to detect memory leaks in the SSLeay library. It
  252. * used, it turns on malloc checking
  253. */
  254. # define CRYPTO_MEM_CHECK_OFF 0x0/* an enume */
  255. # define CRYPTO_MEM_CHECK_ON 0x1/* a bit */
  256. # define CRYPTO_MEM_CHECK_ENABLE 0x2/* a bit */
  257. # define CRYPTO_MEM_CHECK_DISABLE 0x3/* an enume */
  258. /*
  259. * The following are bit values to turn on or off options connected to the
  260. * malloc checking functionality
  261. */
  262. /* Adds time to the memory checking information */
  263. # define V_CRYPTO_MDEBUG_TIME 0x1/* a bit */
  264. /* Adds thread number to the memory checking information */
  265. # define V_CRYPTO_MDEBUG_THREAD 0x2/* a bit */
  266. # define V_CRYPTO_MDEBUG_ALL (V_CRYPTO_MDEBUG_TIME | V_CRYPTO_MDEBUG_THREAD)
  267. /* predec of the BIO type */
  268. typedef struct bio_st BIO_dummy;
  269. struct crypto_ex_data_st {
  270. STACK_OF(void) *sk;
  271. /* gcc is screwing up this data structure :-( */
  272. int dummy;
  273. };
  274. DECLARE_STACK_OF(void)
  275. /*
  276. * This stuff is basically class callback functions The current classes are
  277. * SSL_CTX, SSL, SSL_SESSION, and a few more
  278. */
  279. typedef struct crypto_ex_data_func_st {
  280. long argl; /* Arbitary long */
  281. void *argp; /* Arbitary void * */
  282. CRYPTO_EX_new *new_func;
  283. CRYPTO_EX_free *free_func;
  284. CRYPTO_EX_dup *dup_func;
  285. } CRYPTO_EX_DATA_FUNCS;
  286. DECLARE_STACK_OF(CRYPTO_EX_DATA_FUNCS)
  287. /*
  288. * Per class, we have a STACK of CRYPTO_EX_DATA_FUNCS for each CRYPTO_EX_DATA
  289. * entry.
  290. */
  291. # define CRYPTO_EX_INDEX_BIO 0
  292. # define CRYPTO_EX_INDEX_SSL 1
  293. # define CRYPTO_EX_INDEX_SSL_CTX 2
  294. # define CRYPTO_EX_INDEX_SSL_SESSION 3
  295. # define CRYPTO_EX_INDEX_X509_STORE 4
  296. # define CRYPTO_EX_INDEX_X509_STORE_CTX 5
  297. # define CRYPTO_EX_INDEX_RSA 6
  298. # define CRYPTO_EX_INDEX_DSA 7
  299. # define CRYPTO_EX_INDEX_DH 8
  300. # define CRYPTO_EX_INDEX_ENGINE 9
  301. # define CRYPTO_EX_INDEX_X509 10
  302. # define CRYPTO_EX_INDEX_UI 11
  303. # define CRYPTO_EX_INDEX_ECDSA 12
  304. # define CRYPTO_EX_INDEX_ECDH 13
  305. # define CRYPTO_EX_INDEX_COMP 14
  306. # define CRYPTO_EX_INDEX_STORE 15
  307. /*
  308. * Dynamically assigned indexes start from this value (don't use directly,
  309. * use via CRYPTO_ex_data_new_class).
  310. */
  311. # define CRYPTO_EX_INDEX_USER 100
  312. /*
  313. * This is the default callbacks, but we can have others as well: this is
  314. * needed in Win32 where the application malloc and the library malloc may
  315. * not be the same.
  316. */
  317. # define CRYPTO_malloc_init() CRYPTO_set_mem_functions(\
  318. malloc, realloc, free)
  319. # if defined CRYPTO_MDEBUG_ALL || defined CRYPTO_MDEBUG_TIME || defined CRYPTO_MDEBUG_THREAD
  320. # ifndef CRYPTO_MDEBUG /* avoid duplicate #define */
  321. # define CRYPTO_MDEBUG
  322. # endif
  323. # endif
  324. /*
  325. * Set standard debugging functions (not done by default unless CRYPTO_MDEBUG
  326. * is defined)
  327. */
  328. # define CRYPTO_malloc_debug_init() do {\
  329. CRYPTO_set_mem_debug_functions(\
  330. CRYPTO_dbg_malloc,\
  331. CRYPTO_dbg_realloc,\
  332. CRYPTO_dbg_free,\
  333. CRYPTO_dbg_set_options,\
  334. CRYPTO_dbg_get_options);\
  335. } while(0)
  336. int CRYPTO_mem_ctrl(int mode);
  337. int CRYPTO_is_mem_check_on(void);
  338. /* for applications */
  339. # define MemCheck_start() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON)
  340. # define MemCheck_stop() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_OFF)
  341. /* for library-internal use */
  342. # define MemCheck_on() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ENABLE)
  343. # define MemCheck_off() CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_DISABLE)
  344. # define is_MemCheck_on() CRYPTO_is_mem_check_on()
  345. # define OPENSSL_malloc(num) CRYPTO_malloc((int)num,__FILE__,__LINE__)
  346. # define OPENSSL_strdup(str) CRYPTO_strdup((str),__FILE__,__LINE__)
  347. # define OPENSSL_realloc(addr,num) \
  348. CRYPTO_realloc((char *)addr,(int)num,__FILE__,__LINE__)
  349. # define OPENSSL_realloc_clean(addr,old_num,num) \
  350. CRYPTO_realloc_clean(addr,old_num,num,__FILE__,__LINE__)
  351. # define OPENSSL_remalloc(addr,num) \
  352. CRYPTO_remalloc((char **)addr,(int)num,__FILE__,__LINE__)
  353. # define OPENSSL_freeFunc CRYPTO_free
  354. # define OPENSSL_free(addr) CRYPTO_free(addr)
  355. # define OPENSSL_malloc_locked(num) \
  356. CRYPTO_malloc_locked((int)num,__FILE__,__LINE__)
  357. # define OPENSSL_free_locked(addr) CRYPTO_free_locked(addr)
  358. const char *SSLeay_version(int type);
  359. unsigned long SSLeay(void);
  360. int OPENSSL_issetugid(void);
  361. /* An opaque type representing an implementation of "ex_data" support */
  362. typedef struct st_CRYPTO_EX_DATA_IMPL CRYPTO_EX_DATA_IMPL;
  363. /* Return an opaque pointer to the current "ex_data" implementation */
  364. const CRYPTO_EX_DATA_IMPL *CRYPTO_get_ex_data_implementation(void);
  365. /* Sets the "ex_data" implementation to be used (if it's not too late) */
  366. int CRYPTO_set_ex_data_implementation(const CRYPTO_EX_DATA_IMPL *i);
  367. /* Get a new "ex_data" class, and return the corresponding "class_index" */
  368. int CRYPTO_ex_data_new_class(void);
  369. /* Within a given class, get/register a new index */
  370. int CRYPTO_get_ex_new_index(int class_index, long argl, void *argp,
  371. CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func,
  372. CRYPTO_EX_free *free_func);
  373. /*
  374. * Initialise/duplicate/free CRYPTO_EX_DATA variables corresponding to a
  375. * given class (invokes whatever per-class callbacks are applicable)
  376. */
  377. int CRYPTO_new_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
  378. int CRYPTO_dup_ex_data(int class_index, CRYPTO_EX_DATA *to,
  379. CRYPTO_EX_DATA *from);
  380. void CRYPTO_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad);
  381. /*
  382. * Get/set data in a CRYPTO_EX_DATA variable corresponding to a particular
  383. * index (relative to the class type involved)
  384. */
  385. int CRYPTO_set_ex_data(CRYPTO_EX_DATA *ad, int idx, void *val);
  386. void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx);
  387. /*
  388. * This function cleans up all "ex_data" state. It mustn't be called under
  389. * potential race-conditions.
  390. */
  391. void CRYPTO_cleanup_all_ex_data(void);
  392. int CRYPTO_get_new_lockid(char *name);
  393. int CRYPTO_num_locks(void); /* return CRYPTO_NUM_LOCKS (shared libs!) */
  394. void CRYPTO_lock(int mode, int type, const char *file, int line);
  395. void CRYPTO_set_locking_callback(void (*func) (int mode, int type,
  396. const char *file, int line));
  397. void (*CRYPTO_get_locking_callback(void)) (int mode, int type,
  398. const char *file, int line);
  399. void CRYPTO_set_add_lock_callback(int (*func)
  400. (int *num, int mount, int type,
  401. const char *file, int line));
  402. int (*CRYPTO_get_add_lock_callback(void)) (int *num, int mount, int type,
  403. const char *file, int line);
  404. /* Don't use this structure directly. */
  405. typedef struct crypto_threadid_st {
  406. void *ptr;
  407. unsigned long val;
  408. } CRYPTO_THREADID;
  409. /* Only use CRYPTO_THREADID_set_[numeric|pointer]() within callbacks */
  410. void CRYPTO_THREADID_set_numeric(CRYPTO_THREADID *id, unsigned long val);
  411. void CRYPTO_THREADID_set_pointer(CRYPTO_THREADID *id, void *ptr);
  412. int CRYPTO_THREADID_set_callback(void (*threadid_func) (CRYPTO_THREADID *));
  413. void (*CRYPTO_THREADID_get_callback(void)) (CRYPTO_THREADID *);
  414. void CRYPTO_THREADID_current(CRYPTO_THREADID *id);
  415. int CRYPTO_THREADID_cmp(const CRYPTO_THREADID *a, const CRYPTO_THREADID *b);
  416. void CRYPTO_THREADID_cpy(CRYPTO_THREADID *dest, const CRYPTO_THREADID *src);
  417. unsigned long CRYPTO_THREADID_hash(const CRYPTO_THREADID *id);
  418. # ifndef OPENSSL_NO_DEPRECATED
  419. void CRYPTO_set_id_callback(unsigned long (*func) (void));
  420. unsigned long (*CRYPTO_get_id_callback(void)) (void);
  421. unsigned long CRYPTO_thread_id(void);
  422. # endif
  423. const char *CRYPTO_get_lock_name(int type);
  424. int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
  425. int line);
  426. int CRYPTO_get_new_dynlockid(void);
  427. void CRYPTO_destroy_dynlockid(int i);
  428. struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i);
  429. void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value
  430. *(*dyn_create_function) (const char
  431. *file,
  432. int line));
  433. void CRYPTO_set_dynlock_lock_callback(void (*dyn_lock_function)
  434. (int mode,
  435. struct CRYPTO_dynlock_value *l,
  436. const char *file, int line));
  437. void CRYPTO_set_dynlock_destroy_callback(void (*dyn_destroy_function)
  438. (struct CRYPTO_dynlock_value *l,
  439. const char *file, int line));
  440. struct CRYPTO_dynlock_value
  441. *(*CRYPTO_get_dynlock_create_callback(void)) (const char *file, int line);
  442. void (*CRYPTO_get_dynlock_lock_callback(void)) (int mode,
  443. struct CRYPTO_dynlock_value
  444. *l, const char *file,
  445. int line);
  446. void (*CRYPTO_get_dynlock_destroy_callback(void)) (struct CRYPTO_dynlock_value
  447. *l, const char *file,
  448. int line);
  449. /*
  450. * CRYPTO_set_mem_functions includes CRYPTO_set_locked_mem_functions -- call
  451. * the latter last if you need different functions
  452. */
  453. int CRYPTO_set_mem_functions(void *(*m) (size_t), void *(*r) (void *, size_t),
  454. void (*f) (void *));
  455. int CRYPTO_set_locked_mem_functions(void *(*m) (size_t),
  456. void (*free_func) (void *));
  457. int CRYPTO_set_mem_ex_functions(void *(*m) (size_t, const char *, int),
  458. void *(*r) (void *, size_t, const char *,
  459. int), void (*f) (void *));
  460. int CRYPTO_set_locked_mem_ex_functions(void *(*m) (size_t, const char *, int),
  461. void (*free_func) (void *));
  462. int CRYPTO_set_mem_debug_functions(void (*m)
  463. (void *, int, const char *, int, int),
  464. void (*r) (void *, void *, int,
  465. const char *, int, int),
  466. void (*f) (void *, int), void (*so) (long),
  467. long (*go) (void));
  468. void CRYPTO_get_mem_functions(void *(**m) (size_t),
  469. void *(**r) (void *, size_t),
  470. void (**f) (void *));
  471. void CRYPTO_get_locked_mem_functions(void *(**m) (size_t),
  472. void (**f) (void *));
  473. void CRYPTO_get_mem_ex_functions(void *(**m) (size_t, const char *, int),
  474. void *(**r) (void *, size_t, const char *,
  475. int), void (**f) (void *));
  476. void CRYPTO_get_locked_mem_ex_functions(void
  477. *(**m) (size_t, const char *, int),
  478. void (**f) (void *));
  479. void CRYPTO_get_mem_debug_functions(void (**m)
  480. (void *, int, const char *, int, int),
  481. void (**r) (void *, void *, int,
  482. const char *, int, int),
  483. void (**f) (void *, int),
  484. void (**so) (long), long (**go) (void));
  485. void *CRYPTO_malloc_locked(int num, const char *file, int line);
  486. void CRYPTO_free_locked(void *ptr);
  487. void *CRYPTO_malloc(int num, const char *file, int line);
  488. char *CRYPTO_strdup(const char *str, const char *file, int line);
  489. void CRYPTO_free(void *ptr);
  490. void *CRYPTO_realloc(void *addr, int num, const char *file, int line);
  491. void *CRYPTO_realloc_clean(void *addr, int old_num, int num, const char *file,
  492. int line);
  493. void *CRYPTO_remalloc(void *addr, int num, const char *file, int line);
  494. void OPENSSL_cleanse(void *ptr, size_t len);
  495. void CRYPTO_set_mem_debug_options(long bits);
  496. long CRYPTO_get_mem_debug_options(void);
  497. # define CRYPTO_push_info(info) \
  498. CRYPTO_push_info_(info, __FILE__, __LINE__);
  499. int CRYPTO_push_info_(const char *info, const char *file, int line);
  500. int CRYPTO_pop_info(void);
  501. int CRYPTO_remove_all_info(void);
  502. /*
  503. * Default debugging functions (enabled by CRYPTO_malloc_debug_init() macro;
  504. * used as default in CRYPTO_MDEBUG compilations):
  505. */
  506. /*-
  507. * The last argument has the following significance:
  508. *
  509. * 0: called before the actual memory allocation has taken place
  510. * 1: called after the actual memory allocation has taken place
  511. */
  512. void CRYPTO_dbg_malloc(void *addr, int num, const char *file, int line,
  513. int before_p);
  514. void CRYPTO_dbg_realloc(void *addr1, void *addr2, int num, const char *file,
  515. int line, int before_p);
  516. void CRYPTO_dbg_free(void *addr, int before_p);
  517. /*-
  518. * Tell the debugging code about options. By default, the following values
  519. * apply:
  520. *
  521. * 0: Clear all options.
  522. * V_CRYPTO_MDEBUG_TIME (1): Set the "Show Time" option.
  523. * V_CRYPTO_MDEBUG_THREAD (2): Set the "Show Thread Number" option.
  524. * V_CRYPTO_MDEBUG_ALL (3): 1 + 2
  525. */
  526. void CRYPTO_dbg_set_options(long bits);
  527. long CRYPTO_dbg_get_options(void);
  528. # ifndef OPENSSL_NO_FP_API
  529. void CRYPTO_mem_leaks_fp(FILE *);
  530. # endif
  531. void CRYPTO_mem_leaks(struct bio_st *bio);
  532. /* unsigned long order, char *file, int line, int num_bytes, char *addr */
  533. typedef void *CRYPTO_MEM_LEAK_CB (unsigned long, const char *, int, int,
  534. void *);
  535. void CRYPTO_mem_leaks_cb(CRYPTO_MEM_LEAK_CB *cb);
  536. /* die if we have to */
  537. void OpenSSLDie(const char *file, int line, const char *assertion);
  538. # define OPENSSL_assert(e) (void)((e) ? 0 : (OpenSSLDie(__FILE__, __LINE__, #e),1))
  539. unsigned long *OPENSSL_ia32cap_loc(void);
  540. # define OPENSSL_ia32cap (*(OPENSSL_ia32cap_loc()))
  541. int OPENSSL_isservice(void);
  542. int FIPS_mode(void);
  543. int FIPS_mode_set(int r);
  544. void OPENSSL_init(void);
  545. # define fips_md_init(alg) fips_md_init_ctx(alg, alg)
  546. # ifdef OPENSSL_FIPS
  547. # define fips_md_init_ctx(alg, cx) \
  548. int alg##_Init(cx##_CTX *c) \
  549. { \
  550. if (FIPS_mode()) OpenSSLDie(__FILE__, __LINE__, \
  551. "Low level API call to digest " #alg " forbidden in FIPS mode!"); \
  552. return private_##alg##_Init(c); \
  553. } \
  554. int private_##alg##_Init(cx##_CTX *c)
  555. # define fips_cipher_abort(alg) \
  556. if (FIPS_mode()) OpenSSLDie(__FILE__, __LINE__, \
  557. "Low level API call to cipher " #alg " forbidden in FIPS mode!")
  558. # else
  559. # define fips_md_init_ctx(alg, cx) \
  560. int alg##_Init(cx##_CTX *c)
  561. # define fips_cipher_abort(alg) while(0)
  562. # endif
  563. /*
  564. * CRYPTO_memcmp returns zero iff the |len| bytes at |a| and |b| are equal.
  565. * It takes an amount of time dependent on |len|, but independent of the
  566. * contents of |a| and |b|. Unlike memcmp, it cannot be used to put elements
  567. * into a defined order as the return value when a != b is undefined, other
  568. * than to be non-zero.
  569. */
  570. int CRYPTO_memcmp(const volatile void *a, const volatile void *b, size_t len);
  571. /* BEGIN ERROR CODES */
  572. /*
  573. * The following lines are auto generated by the script mkerr.pl. Any changes
  574. * made after this point may be overwritten when the script is next run.
  575. */
  576. void ERR_load_CRYPTO_strings(void);
  577. /* Error codes for the CRYPTO functions. */
  578. /* Function codes. */
  579. # define CRYPTO_F_CRYPTO_GET_EX_NEW_INDEX 100
  580. # define CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID 103
  581. # define CRYPTO_F_CRYPTO_GET_NEW_LOCKID 101
  582. # define CRYPTO_F_CRYPTO_SET_EX_DATA 102
  583. # define CRYPTO_F_DEF_ADD_INDEX 104
  584. # define CRYPTO_F_DEF_GET_CLASS 105
  585. # define CRYPTO_F_FIPS_MODE_SET 109
  586. # define CRYPTO_F_INT_DUP_EX_DATA 106
  587. # define CRYPTO_F_INT_FREE_EX_DATA 107
  588. # define CRYPTO_F_INT_NEW_EX_DATA 108
  589. /* Reason codes. */
  590. # define CRYPTO_R_FIPS_MODE_NOT_SUPPORTED 101
  591. # define CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK 100
  592. #ifdef __cplusplus
  593. }
  594. #endif
  595. #endif